#ifndef _TIMER_H_
#define _TIMER_H_

#include "includefile.h"


//extern void Timer2_Init();
extern uint32_t micros(void);
//void TIM3_Init(u16 arr,u16 psc);
void systick_init();
#define Delay_us(x)     systick_delay_us(x)
#define Delay_ms(x)     systick_delay_ms(x)
void systick_delay_us(uint16_t nus);
void systick_delay_ms(uint16_t nms);
#endif
